Wrench



FIG. 1 is a bottom left side perspective view of the wrench having a drive post on each side surface;

FIG. 2 is a top view;

FIG. 3 is a bottom view;

FIG. 4 is a bottom left side perspective view;

FIG. 5 is a top right side perspective view;

FIG. 6 is a left side view; and,

FIG. 7 is a right side view. 

CLAIM The ornamental design for a wrench, as shown and described. 